IE62859B1 - The use of asymmetric membranes in delivery devices - Google Patents

The use of asymmetric membranes in delivery devices

Info

Publication number
IE62859B1
IE62859B1 IE277189A IE277189A IE62859B1 IE 62859 B1 IE62859 B1 IE 62859B1 IE 277189 A IE277189 A IE 277189A IE 277189 A IE277189 A IE 277189A IE 62859 B1 IE62859 B1 IE 62859B1
Authority
IE
Ireland
Prior art keywords
weight
membrane
capsule
asymmetric
pore
Prior art date
Application number
IE277189A
Other languages
English (en)
Other versions
IE892771L (en
Inventor
John Robert Cardinal
Scott Max Herbig
Richard Wilker Korsmeyer
Jeelin Lo
Kelly Lincoln Smith
Avinash Goviind Thombre
Original Assignee
Pfizer
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pfizer filed Critical Pfizer
Publication of IE892771L publication Critical patent/IE892771L/xx
Publication of IE62859B1 publication Critical patent/IE62859B1/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/20—Pills, tablets, discs, rods
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5073—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals having two or more different coatings optionally including drug-containing subcoatings
    • A61K9/5078—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals having two or more different coatings optionally including drug-containing subcoatings with drug-free core
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/0002—Galenical forms characterised by the drug release technique; Application systems commanded by energy
    • A61K9/0004—Osmotic delivery systems; Sustained release driven by osmosis, thermal energy or gas
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
    • A61K9/2806—Coating materials
    • A61K9/2833—Organic macromolecular compounds
    • A61K9/286—Polysaccharides, e.g. gums; Cyclodextrin
    • A61K9/2866—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/4816—Wall or shell material
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • A61K9/5042—Cellulose; Cellulose derivatives, e.g. phthalate or acetate succinate esters of hydroxypropyl methylcellulose

Landscapes

  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Preparation (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Executing Machine-Instructions (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Materials For Medical Uses (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
IE277189A 1988-08-30 1989-08-29 The use of asymmetric membranes in delivery devices IE62859B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23837188A 1988-08-30 1988-08-30

Publications (2)

Publication Number Publication Date
IE892771L IE892771L (en) 1990-02-28
IE62859B1 true IE62859B1 (en) 1995-03-08

Family

ID=22897578

Family Applications (1)

Application Number Title Priority Date Filing Date
IE277189A IE62859B1 (en) 1988-08-30 1989-08-29 The use of asymmetric membranes in delivery devices

Country Status (26)

Country Link
EP (1) EP0357369B1 (de)
JP (1) JPH07112971B2 (de)
KR (1) KR920008701B1 (de)
CN (2) CN1058387C (de)
AT (1) ATE89162T1 (de)
AU (1) AU615104B2 (de)
CA (1) CA1338552C (de)
CZ (1) CZ277763B6 (de)
DD (1) DD289466A5 (de)
DE (1) DE68906488T2 (de)
DK (1) DK175178B1 (de)
EG (1) EG19189A (de)
ES (1) ES2041006T3 (de)
FI (1) FI102515B1 (de)
HU (1) HU222245B1 (de)
IE (1) IE62859B1 (de)
IL (1) IL91398A (de)
MX (1) MX173942B (de)
MY (1) MY104183A (de)
NO (1) NO179232C (de)
NZ (1) NZ230470A (de)
PL (1) PL163079B1 (de)
PT (1) PT91560B (de)
RU (2) RU1837873C (de)
YU (1) YU47422B (de)
ZA (1) ZA896586B (de)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4962128A (en) * 1989-11-02 1990-10-09 Pfizer Inc. Method of treating anxiety-related disorders using sertraline
US5876752A (en) * 1990-08-07 1999-03-02 Pfizer Inc. Use of interfacially-polymerized membranes in delivery devices
CA2089738C (en) * 1990-09-28 1997-01-21 Avinash Govind Thombre Dispensing device containing a hydrophobic medium
ZA933725B (en) * 1992-05-28 1993-12-15 Elan Corp Plc Tablet formulation
TW235239B (de) * 1992-11-20 1994-12-01 Pfizer
CA2150019C (en) * 1992-11-30 1999-01-05 Scott M. Herbig Supported liquid membrane delivery devices
US5358502A (en) * 1993-02-25 1994-10-25 Pfizer Inc PH-triggered osmotic bursting delivery devices
NZ283160A (en) * 1994-05-06 1998-07-28 Pfizer Azithromycin in a controlled release dosage form for treating microbiol infections
US5798119A (en) * 1995-06-13 1998-08-25 S. C. Johnson & Son, Inc. Osmotic-delivery devices having vapor-permeable coatings
EP0811374A1 (de) 1996-05-29 1997-12-10 Pfizer Inc. Formulierung für ein Kombinationspräparat mit Cetirizin und Pseudoephedrin
US8071128B2 (en) 1996-06-14 2011-12-06 Kyowa Hakko Kirin Co., Ltd. Intrabuccally rapidly disintegrating tablet and a production method of the tablets
SK180499A3 (en) 1997-07-01 2001-08-06 Pfizer Sertraline salts and sustained-release dosage forms of sertraline
BR9809895A (pt) * 1997-07-01 2000-08-01 Pfizer Prod Inc Formas de dosagem da sertralina de liberação retardada
DE19814256A1 (de) * 1998-03-31 1999-10-07 Asta Medica Ag Feste, schnellzerfallende Cetirizin-Formulierungen
EA007610B1 (ru) * 1998-11-12 2006-12-29 Смитклайн Бичам Плс Таблетка с энтеропокрытием, обеспечивающая отсроченное высвобождение
US6056976A (en) * 1998-11-12 2000-05-02 Leiras Oy Elastomer, its preparation and use
RU2153930C1 (ru) * 1999-02-02 2000-08-10 ООО Научно-исследовательская фирма "Ультрасан" Сорбционная система с регулируемой десорбцией
AU4709000A (en) * 1999-05-17 2000-12-05 Dow Chemical Company, The Process for making cellulose ether capsules with organic acids
GB9923045D0 (en) * 1999-09-29 1999-12-01 Novartis Ag New oral formulations
US20030175349A1 (en) * 2001-01-30 2003-09-18 Council Of Scientific And Industrial Research Pharmaceutical compostion for extended/sustained release of a therapeutically active ingredient
US9358214B2 (en) 2001-10-04 2016-06-07 Adare Pharmaceuticals, Inc. Timed, sustained release systems for propranolol
CN100335041C (zh) 2002-04-04 2007-09-05 辉瑞产品公司 美味咀嚼片剂
US20040043067A1 (en) * 2002-06-19 2004-03-04 Salamone Joseph C. Fluorosiloxane matrix controlled diffusion drug delivery systems
SI1524981T1 (sl) * 2002-07-29 2009-08-31 Glaxo Group Ltd Glaxo Wellcome Formulacije z zadrĺ˝anim sproĺ äśanjem, ki vsebujejo lamotrigin
US8367111B2 (en) 2002-12-31 2013-02-05 Aptalis Pharmatech, Inc. Extended release dosage forms of propranolol hydrochloride
US7611728B2 (en) * 2003-09-05 2009-11-03 Supernus Pharmaceuticals, Inc. Osmotic delivery of therapeutic compounds by solubility enhancement
US8747895B2 (en) 2004-09-13 2014-06-10 Aptalis Pharmatech, Inc. Orally disintegrating tablets of atomoxetine
US9884014B2 (en) 2004-10-12 2018-02-06 Adare Pharmaceuticals, Inc. Taste-masked pharmaceutical compositions
NZ589750A (en) 2004-10-21 2012-07-27 Aptalis Pharmatech Inc Taste-masked pharmaceutical compositions with gastrosoluble pore-formers
US20060105038A1 (en) * 2004-11-12 2006-05-18 Eurand Pharmaceuticals Limited Taste-masked pharmaceutical compositions prepared by coacervation
US9161918B2 (en) 2005-05-02 2015-10-20 Adare Pharmaceuticals, Inc. Timed, pulsatile release systems
CN101291652A (zh) * 2005-06-29 2008-10-22 阿尔扎公司 对渗透剂型提供降低的干燥时间的半渗透性组合物
CN101583620B (zh) 2005-11-28 2016-08-17 马里纳斯医药公司 加奈索酮组合物及其制备和使用方法
AU2007242526A1 (en) * 2006-04-24 2007-11-01 Pfizer Products Inc. Asymmetric membranes for drug delivery devices
EP2248541B1 (de) 2009-05-07 2018-10-31 Biotronik Ag Medikamentenbeschichteter ballonkatheter und verfahren zur herstellung desselben
CN101773484B (zh) * 2009-05-12 2013-12-25 沈阳药科大学 胃漂浮渗透泵型非匀质膜胶囊缓控释系统及其制备方法
WO2011039686A1 (en) 2009-09-30 2011-04-07 Pfizer Inc. Latrepirdine oral sustained release dosage forms
SG10201407965XA (en) 2009-12-02 2015-02-27 Aptalis Pharma Ltd Fexofenadine microcapsules and compositions containing them
US10898865B2 (en) * 2013-01-31 2021-01-26 American University In Cairo (AUC) Polymer-carbon nanotube nanocomposite porous membranes
JP6041823B2 (ja) 2013-03-16 2016-12-14 ファイザー・インク トファシチニブの経口持続放出剤形
WO2021014360A1 (en) 2019-07-23 2021-01-28 Pfizer Inc. Oral modified release dosage forms
CA3161153A1 (en) 2019-11-14 2021-05-20 Pfizer Inc. 1-(((2s,3s,4s)-3-ethyl-4-fluoro-5-oxopyrrolidin-2-yl)methoxy)-7-methoxyisoquinoline-6-carboxamide combinations and oral dosage forms
AU2021217209A1 (en) 2020-02-03 2022-09-29 Kenvue Brands Llc A single layer chewable tablet comprising cetirizine
CN117752838A (zh) * 2023-12-14 2024-03-26 上海应用技术大学 一种摩擦释香微胶囊及方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL271831A (de) * 1960-11-29
ATE10582T1 (de) * 1981-01-22 1984-12-15 Capsugel A.G. Verfahren zur herstellung pharmazeutischer, darmloeslicher kapseln.
NZ206600A (en) * 1983-05-11 1987-01-23 Alza Corp Osmotic drug delivery device
GB8322007D0 (en) * 1983-08-16 1983-09-21 Wellcome Found Pharmaceutical delivery system
US4684524A (en) * 1984-03-19 1987-08-04 Alza Corporation Rate controlled dispenser for administering beneficial agent
CA1239034A (en) * 1984-08-17 1988-07-12 Kelly L. Smith Delivery system
US4837111A (en) * 1988-03-21 1989-06-06 Alza Corporation Dosage form for dispensing drug for human therapy

Also Published As

Publication number Publication date
PL163079B1 (pl) 1994-02-28
MY104183A (en) 1994-02-28
MX173942B (es) 1994-04-11
NO179232C (no) 1996-09-04
IL91398A (en) 1994-05-30
AU615104B2 (en) 1991-09-19
EP0357369A3 (de) 1991-10-02
KR920008701B1 (ko) 1992-10-08
CN1125573A (zh) 1996-07-03
ATE89162T1 (de) 1993-05-15
EG19189A (en) 1994-11-30
KR900002821A (ko) 1990-03-23
YU165789A (en) 1992-05-28
CZ277763B6 (en) 1993-04-14
DK175178B1 (da) 2004-06-28
FI102515B (fi) 1998-12-31
DK424489A (da) 1990-03-01
DD289466A5 (de) 1991-05-02
CS501189A3 (en) 1992-12-16
DK424489D0 (da) 1989-08-29
JPH07112971B2 (ja) 1995-12-06
YU47422B (sh) 1995-03-27
HU222245B1 (hu) 2003-05-28
RU2093147C1 (ru) 1997-10-20
NO893450L (no) 1990-03-01
EP0357369A2 (de) 1990-03-07
EP0357369B1 (de) 1993-05-12
CN1058387C (zh) 2000-11-15
RU1837873C (ru) 1993-08-30
IL91398A0 (en) 1990-04-29
NZ230470A (en) 1991-06-25
DE68906488T2 (de) 1993-09-09
AU4089189A (en) 1990-05-31
NO179232B (no) 1996-05-28
ZA896586B (en) 1991-04-24
NO893450D0 (no) 1989-08-29
CA1338552C (en) 1996-08-27
DE68906488D1 (de) 1993-06-17
IE892771L (en) 1990-02-28
ES2041006T3 (es) 1993-11-01
FI894046A0 (fi) 1989-08-29
HUT74086A (en) 1996-11-28
JPH02174713A (ja) 1990-07-06
CN1042072A (zh) 1990-05-16
PT91560B (pt) 1995-05-04
FI894046L (fi) 1990-03-01
FI102515B1 (fi) 1998-12-31
PT91560A (pt) 1990-03-30

Similar Documents

Publication Publication Date Title
EP0357369B1 (de) Verwendung von asymmetrischen Membranen in Abgabevorrichtungen
US5612059A (en) Use of asymmetric membranes in delivery devices
US5876752A (en) Use of interfacially-polymerized membranes in delivery devices
US5178868A (en) Dosage form
JP2862222B2 (ja) ｐＨ作動性浸透破裂放出用製剤
EP0711146B1 (de) Osmotische vorrichtung mit dampfdurchlaessiger beschichtung
CA2148837C (en) Delivery device having encapsulated excipients
EP0670717B1 (de) Verabreichungsvorrichtungen mit gestützten flüssigen membranen
IE61223B1 (en) Osmotic continuous dispensing oral delivery system containing a pharmaceutically acceptable active agent having improved core membrane adhesion properties
FR2523441A1 (fr) Dispositif therapeutique osmotique pour la distribution de deux substances differentes
EP0365947B1 (de) Dosierungsform
KR100527335B1 (ko) 서방형 약물 전달 기구
MXPA05000206A (es) Forma de dosificiacion oral que comprende una formulacion liquida de agente activo y liberacion controlada de la misma mediante una composicion osmotica expansible.
JP2007520421A (ja) 経口投与用放出制御型薬物送達システム
NZ231093A (en) Sustained-release formulation comprising units coated with an insoluble polymer containing pore-creating substances

Legal Events

Date Code Title Description
MK9A Patent expired